Anatomy of Ethmoidal and Zygomatic Foramen

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Questions and Answers

Where is the anterior ethmoidal foramen located?

  • Between the frontal and ethmoidal bone (correct)
  • Between the frontal and zygomatic bone
  • In the frontal bone
  • In the zygomatic bone

What does the posterior ethmoidal foramen transmit?

  • Ophthalmic artery
  • Zygomatic branches
  • Posterior ethmoidal nerve and vessels (correct)
  • Inferior alveolar nerve

Which bone contains the zygomatic foramen?

  • Maxilla
  • Zygomatic bone (correct)
  • Ethmoidal bone
  • Frontal bone

Which structures does the anterior ethmoidal foramen transmit?

<p>Anterior ethmoidal nerve and vessels (D)</p> Signup and view all the answers

How many zygomatic foramina can be found in the zygomatic bone?

<p>1 or 2 (A)</p> Signup and view all the answers

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Study Notes

Ethmoidal Foramina

  • Located between frontal and ethmoidal bones
  • Two types: anterior and posterior ethmoidal foramina

Anterior Ethmoidal Foramen

  • Transmits anterior ethmoidal nerve and vessels

Posterior Ethmoidal Foramen

  • Transmits posterior ethmoidal nerve and vessels

Zygomatic Foramen

  • Located in zygomatic bone
  • Transmits zygomatic branches

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